13F institutional ownership facts
Institutions tracked
5
Reported value
$3,959,588.00
Reported shares
398,750
Latest filing period
Q2 2026
Top institutional holders
- Israel Englander - Millennium Management · $5,958,000 · <0.01%%
- Two Sigma Investments · $3,959,588 · <0.01%%
- Morgan Stanley · $447 · <0.01%%
- Jamie Dimon - JPMorgan Chase · $0.00 · 0.00%
- Ken Griffin - Citadel Advisors · $0.00 · 0.00%
Data source and limitations
This page uses public SEC Form 13F disclosures and related institutional filing data. 13F reports are periodic disclosures and may not represent current real-time holdings.
13F Hub provides research and education data only. It does not provide personalized investment advice.
A
$ARTC
Institutional Holdings
5
Top Institutions
Institutional InsightPRO
Scale Distribution
MEGA
33%
LARGE
21%
MEDIUM
19%
SMALL
27%
Geographic Distribution
North America
63%
Europe
26%
Asia Pacific
8%
Other
5%
Institutional Activity
Buyers
58
Sellers
16
Holders
84
New
15
Exited
13
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Insider TradingPRO
Trading Statistics
Insider Buyers
21
Insider Sellers
16
Purchase Value
$32.8M
Role Distribution
CEO
28%
CFO
15%
Director
30%
VP
12%
Other
5%
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RatingPRO
78
B+
Overall Score
Strong institutional support with positive momentum
Rating Dimensions
Institutional Ownership
83
Recent Activity
86
Concentration
74
Momentum
87
Stability
84
Recent Actions
New
13
Increased
31
Decreased
17
Exited
6
Total
50
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